Don’t be discouraged. ______things seriously and you will make great progress.
| A．Take | B．To take | C．Taking | D．Taken |
It is thought that one billion people in the world, _______is half the word’s workers, earn their living by farming.
| A．if | B．that | C．which | D．what |
I wonder ______ you were doing last night.
| A．it was what that | B．what was it that |
| C．that what it was | D．what it was that |
______ won’t be long ______ National Day comes.
| A．There…since | B．This…ago | C．It…before | D．That…after |
I’m afraid nobody but his parents or Jim, his best friend, _____ the secret.
| A．are going to tell | B．have told | C．has told | D．have been told |
At that time, he spent as much time as he can _______the ancient status which would be sank in the river.
| A．paint | B．to paint | C．painting | D．painted |